Home / 15,471,192.24-21,345,589.32-9,273,977.79

Finding the Fourth Proportional to 15,471,192.24, 21,345,589.32 and 9,273,977.79

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Solution

The fourth proportional to 15,471,192.24, 21,345,589.32 and 9,273,977.79 is: 12,795,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471,192.24 : 21,345,589.32 = 9,273,977.79 : x
  2. Step 2: Convert to fraction form
    15,471,192.24/21,345,589.32 = 9,273,977.79/x
  3. Step 3: Cross multiply
    15,471,192.24x = 21,345,589.32 × 9,273,977.79
  4. Step 4: Simplify right side
    15,471,192.24x = 197,958,521,268,141.19
  5. Step 5: Solve for x
    x = 197,958,521,268,141.19/15,471,192.24
  6. Step 6: Final answer
    x = 12,795,298.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.